Analysis

  • max time kernel
    150s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-05-2024 03:12

General

  • Target

    ca8c670d287814ca4a56b220c360a7c3caa0ef396a9b29f391f21c9b29d49862.dll

  • Size

    2.0MB

  • MD5

    c310c7db42c40895be867d7bc96f7047

  • SHA1

    f17440cf1fd4ddce619ac0a0ce78ec05efc3b658

  • SHA256

    ca8c670d287814ca4a56b220c360a7c3caa0ef396a9b29f391f21c9b29d49862

  • SHA512

    268f4d01d481d5f941ecb64ef5103c0a21c3ea977abd834360dd04437d8b2d2d5287ebd2cc1f2f662d138dfeda74ea930a99a29fcb04b18f0af9351d7c201901

  • SSDEEP

    12288:YVI0W/TtlPLfJCm3WIYxJ9yK5IQ9PElOlidGAWilgm5Qq0nB6wtt4AenZ1:NfP7fWsK5z9A+WGAW+V5SB6Ct4bnb

Malware Config

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex Shellcode 1 IoCs

    Detects Dridex Payload shellcode injected in Explorer process.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\ca8c670d287814ca4a56b220c360a7c3caa0ef396a9b29f391f21c9b29d49862.dll,#1
    1⤵
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    PID:3472
  • C:\Windows\system32\LicensingUI.exe
    C:\Windows\system32\LicensingUI.exe
    1⤵
      PID:2120
    • C:\Users\Admin\AppData\Local\cTEifEO\LicensingUI.exe
      C:\Users\Admin\AppData\Local\cTEifEO\LicensingUI.exe
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks whether UAC is enabled
      PID:4604
    • C:\Windows\system32\SndVol.exe
      C:\Windows\system32\SndVol.exe
      1⤵
        PID:3008
      • C:\Users\Admin\AppData\Local\eTj6nX\SndVol.exe
        C:\Users\Admin\AppData\Local\eTj6nX\SndVol.exe
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks whether UAC is enabled
        PID:1588
      • C:\Windows\system32\msdt.exe
        C:\Windows\system32\msdt.exe
        1⤵
          PID:1524
        • C:\Users\Admin\AppData\Local\B9vNYOy\msdt.exe
          C:\Users\Admin\AppData\Local\B9vNYOy\msdt.exe
          1⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks whether UAC is enabled
          PID:1792

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\B9vNYOy\DUI70.dll

          Filesize

          2.3MB

          MD5

          5faa922d99fd6787a2d781c7d82d6c77

          SHA1

          17701e538e66f984a40b00445d75d4f7fe192524

          SHA256

          d1173c7ea459a6af6bc7c68467bff4c39d0399a643d59252b12c4d667993ef58

          SHA512

          76de5b5ff10a6514ab24bfe351f50df3645dd3bfadc61a27982b2e5c6f20be6927f5e2afad17de3d00b42dbaaba4a9995316857dbddd01d824872a1bdf8aaefc

        • C:\Users\Admin\AppData\Local\B9vNYOy\msdt.exe

          Filesize

          421KB

          MD5

          992c3f0cc8180f2f51156671e027ae75

          SHA1

          942ec8c2ccfcacd75a1cd86cbe8873aee5115e29

          SHA256

          6859d1b5d1beaa2985b298f3fcee67f0aac747687a9dec2b4376585e99e9756f

          SHA512

          1f1b8d39e29274cfc87a9ef1510adb9c530086a421c121523376731c8933c6e234e9146310d3767ce888a8dce7a5713221f4d25e5b7b6398d06ae2be2b99eadf

        • C:\Users\Admin\AppData\Local\cTEifEO\DUI70.dll

          Filesize

          2.3MB

          MD5

          f153daf04c7ce473909d2ab1c14f51e7

          SHA1

          6084d1974d3086e4de9c70cc86362733a8862f4f

          SHA256

          16e6f9e428801055225d5b72011dec0e36f2567f3ebc430100bf92cb584244cb

          SHA512

          273c5664f9ba62fc9aa7f19e4067a2689f2debdb6ba54c871eafd63465c995e57e1343fcd0e567411d6b10a45788ff9f459a2ba863828b99cbaca94614ff69af

        • C:\Users\Admin\AppData\Local\cTEifEO\LicensingUI.exe

          Filesize

          142KB

          MD5

          8b4abc637473c79a003d30bb9c7a05e5

          SHA1

          d1cab953c16d4fdec2b53262f56ac14a914558ca

          SHA256

          0e9eb89aa0df9bb84a8f11b0bb3e9d89905355de34c91508968b4cb78bc3f6c5

          SHA512

          5a40c846c5b3a53ae09114709239d8238c322a7d3758b20ed3fc8e097fc1409f62b4990557c1192e894eabfa89741a9d88bd5175850d039b97dfdf380d1c6eeb

        • C:\Users\Admin\AppData\Local\eTj6nX\SndVol.exe

          Filesize

          269KB

          MD5

          c5d939ac3f9d885c8355884199e36433

          SHA1

          b8f277549c23953e8683746e225e7af1c193ad70

          SHA256

          68b6ced01f5dfc2bc9556b005f4fff235a3d02449ad9f9e4de627c0e1424d605

          SHA512

          8488e7928e53085c00df096af2315490cd4b22ce2ce196b157dc0fbb820c5399a9dbd5dead40b24b99a4a32b6de66b4edc28339d7bacd9c1e7d5936604d1a4f0

        • C:\Users\Admin\AppData\Local\eTj6nX\UxTheme.dll

          Filesize

          2.0MB

          MD5

          0c84d971bc85ffd296a00e15ae7dac87

          SHA1

          047208f10ad52e68bda95aa112b066e6284d4dcb

          SHA256

          d079dbe4eabbb972e0efc1d2c8490a3a61c9d70fd713b975a0ecfc0aff63b43b

          SHA512

          de76228a1ac86cfbf1a5eed5a2c48d0e8babb4b8ccc98e65f2b091c1ec2ae727d547ba4a56e2cd9ab11b0aee1f6887aa722424d6f871314cd524cde07d345132

        • C:\Users\Admin\AppData\Roaming\MICROS~1\Windows\STARTM~1\Programs\Startup\Kscubvdexgimjec.lnk

          Filesize

          1KB

          MD5

          a72fe8783c562eb3772f03074af6ba67

          SHA1

          53874ed135a4ca479d10dffd410a1e38cec7d1bc

          SHA256

          df9a64bcd1b16393cfb7760171c916d9000c0703de0deb764e9acb0d6d4abb14

          SHA512

          b2a7c041459c1149918e8fb9bfe1f6d5d11a7044678601b07b97b5a520ec471906f86f0f4aa9e9cf4354840921cf91d555af6ec81fc8c22faaa3d3ae37a63a34

        • memory/1588-98-0x0000024734130000-0x0000024734137000-memory.dmp

          Filesize

          28KB

        • memory/3364-28-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-23-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-73-0x0000000000D70000-0x0000000000D77000-memory.dmp

          Filesize

          28KB

        • memory/3364-68-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-52-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-49-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-48-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-47-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-46-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-45-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-44-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-43-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-42-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-41-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-40-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-39-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-38-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-37-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-36-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-34-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-32-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-31-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-30-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-29-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-6-0x00007FFA3611A000-0x00007FFA3611B000-memory.dmp

          Filesize

          4KB

        • memory/3364-27-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-26-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-25-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-24-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-4-0x0000000002DB0000-0x0000000002DB1000-memory.dmp

          Filesize

          4KB

        • memory/3364-22-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-20-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-19-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-16-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-18-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-70-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-17-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-15-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-13-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-59-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-12-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-11-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-10-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-51-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-35-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-33-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-21-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-8-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-14-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-74-0x00007FFA37880000-0x00007FFA37890000-memory.dmp

          Filesize

          64KB

        • memory/3364-50-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3364-9-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3472-7-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/3472-3-0x000002B7D7DE0000-0x000002B7D7DE7000-memory.dmp

          Filesize

          28KB

        • memory/3472-0-0x0000000140000000-0x0000000140208000-memory.dmp

          Filesize

          2.0MB

        • memory/4604-87-0x00000204A07C0000-0x00000204A07C7000-memory.dmp

          Filesize

          28KB

        • memory/4604-81-0x0000000140000000-0x000000014024E000-memory.dmp

          Filesize

          2.3MB